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Low Temperature Mechanical Properties Of Copper and Selected ...

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Tensile <strong>and</strong> Yield Strength of 90Cu-10Ni<br />

CURVE<br />

NO.<br />

la<br />

Ib<br />

145<br />

187<br />

l»8a<br />

188b<br />

316<br />

MATERIAL AND TEST PARAMETERS<br />

Annealed 677'C - 40 minute* - 0.051mm. G.S. - RB c 33.<br />

bar .upplied - 3/4 inch diam. Bar cample - reduced<br />

••ction: 1. 5 inch** long X 0. 247 inch di*m. . cro*.he»d<br />

•ometer, Y.S. * o. 2% offeet.<br />

Material ipecificatione .arne a* la. Bar .ample -notched -<br />

0. 25 inch diam. of root* of 0. 005 * 0. 0005 inch notch radiu*<br />

- IF*; filler com 64.8<br />

position given, edge preparation: • ingle U-l/8 inch root face<br />

plate* butt welded - weld depo.it. prepared by argon -<br />

•hlelded arc - consumable electrode; D. C. welding current -<br />

350 amp*.; welding speed - 4 to 6 inchei/minute, notched<br />

plate .ample: 0.79 inch thick -a**ume 0.76 inch between<br />

notch** -appro*. 0.01 inch notch radiua

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